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44442042 = 237407007
BaseRepresentation
bin1010100110001…
…0000110111010
310002121220000120
42221202012322
542334121132
64224314110
71046515431
oct251420672
9102556016
1044442042
11230a4a67
1212a72936
139290688
145c8c118
153d7d02c
hex2a621ba

44442042 has 8 divisors (see below), whose sum is σ = 88884096. Its totient is φ = 14814012.

The previous prime is 44442031. The next prime is 44442043. The reversal of 44442042 is 24024444.

It is a sphenic number, since it is the product of 3 distinct primes.

44442042 is an admirable number.

It is a super-3 number, since 3×444420423 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (44442043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3703498 + ... + 3703509.

It is an arithmetic number, because the mean of its divisors is an integer number (11110512).

Almost surely, 244442042 is an apocalyptic number.

44442042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44442042 is a wasteful number, since it uses less digits than its factorization.

44442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7407012.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 44442042 is about 6666.4864808983. The cubic root of 44442042 is about 354.2131405004.

Adding to 44442042 its reverse (24024444), we get a palindrome (68466486).

It can be divided in two parts, 444 and 42042, that added together give a triangular number (42486 = T291).

The spelling of 44442042 in words is "forty-four million, four hundred forty-two thousand, forty-two".

Divisors: 1 2 3 6 7407007 14814014 22221021 44442042